import React, {useState} from 'react'
import {Navigate} from "react-router-dom";

export default function Home() {
    const [sum, setSum] = useState(1);
    return (
        <div>
            <h3>我是Home的内容</h3>
            {sum === 2 ? <Navigate to="/about" replace={true}/> : <h4>当前的sum的值{sum}</h4>}
            <button onClick={() => setSum(2)}>点我sum变为2</button>
        </div>
    )
};